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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 1999, 2000, 2001, 2002, 2003,
2004, 2005, 2007, 2008, 2009 Free Software Foundation, Inc.
GNU Mailutils is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
GNU Mailutils is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU Mailutils; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
MA 02110-1301 USA */
#include "guimb.h"
#include "mailutils/libargp.h"
char *program_file;
char *program_expr;
int debug_guile;
char *user_name;
char *default_mailbox;
char * who_am_i ();
static int g_size;
static int g_argc;
static char **g_argv;
#define ARG_INC 16
void
append_arg (char *arg)
{
if (g_argc == g_size)
{
g_size += ARG_INC;
g_argv = realloc (g_argv, g_size * sizeof (g_argv[0]));
if (!g_argv)
{
util_error (_("not enough memory"));
exit (1);
}
}
g_argv[g_argc++] = arg;
}
static struct argp_option options[] = {
{NULL, 0, NULL, 0,
/* TRANSLATORS: (command-line) is the name of Guile function. Do not
translate it.
*/
N_("The following switches stop argument processing, and pass all\n"
"remaining arguments as the value of (command-line):"), 1},
{"code", 'c', N_("EXPR"), 0, N_("execute given scheme expression"), 1},
{"source", 's', N_("PROGFILE"), 0,
N_("load Scheme source code from PROGFILE and exit"), 1},
{NULL, 0, NULL, 0,
N_("The following options do not change the order of options parsing:"), 2},
{"expression", 'e', N_("EXPR"), 0, N_("execute given scheme expression"), 2},
{"file", 'f', N_("PROGFILE"), 0,
N_("load Scheme source code from PROGFILE and exit"), 2},
{NULL, 0, NULL, 0, N_("Other options:"), 3},
{"debug", 'd', NULL, 0, N_("start with debugging evaluator and backtraces"), 3},
{"guile-arg", 'g', N_("ARG"), 0,
N_("append ARG to the command line passed to Guile"), 3},
{"mailbox", 'M', N_("NAME"), 0, N_("set default mailbox name"), 3},
{"user", 'u', N_("NAME"), OPTION_ARG_OPTIONAL,
N_("act as local MDA for user NAME"), 3},
{0, 0, 0, 0}
};
static error_t
parse_opt (int key, char *arg, struct argp_state *state)
{
switch (key)
{
case 'c':
program_expr = arg;
*(int *)state->input = state->next;
state->next = state->argc;
break;
case 's':
program_file = arg;
*(int *)state->input = state->next;
state->next = state->argc;
break;
case 'f':
program_file = arg;
break;
case 'e':
program_expr = arg;
break;
case 'd':
debug_guile = 1;
break;
case 'g':
append_arg (arg);
break;
case 'M':
default_mailbox = arg;
break;
case 'u':
user_name = arg ? arg : who_am_i ();
break;
default:
return ARGP_ERR_UNKNOWN;
}
return 0;
}
const char *program_version = "guimb (" PACKAGE_STRING ")";
static char doc[] =
N_("GNU guimb -- process contents of the specified mailboxes "
"using a Scheme program or expression.");
static char args_doc[] = N_("[mailbox...]");
static struct argp argp = {
options,
parse_opt,
args_doc,
doc,
NULL,
NULL, NULL
};
static const char *guimb_argp_capa[] = {
"common",
"debug",
"mailbox",
"locking",
"license",
NULL
};
char *main_sym = "mailutils-main";
int
main (int argc, char *argv[])
{
int rc;
int c = argc;
int index;
/* Native Language Support */
MU_APP_INIT_NLS ();
/* Register the desired formats. */
mu_register_all_formats ();
mu_argp_init (program_version, NULL);
if (mu_app_init (&argp, guimb_argp_capa, NULL, argc, argv, 0, &index, &c))
exit (1);
for (; c < argc; c++)
append_arg (argv[c]);
if (!user_name)
user_name = who_am_i ();
if (!program_file && !program_expr)
{
mu_error (_("At least one of -fecs must be used. Try guimb --help for more info."));
exit (1);
}
if (!argv[index])
{
if (default_mailbox)
append_arg (default_mailbox);
collect_open_default ();
}
else
{
collect_open_mailbox_file ();
if (argv[index])
{
for (; argv[index]; index++)
{
append_arg (argv[index]);
collect_append_file (argv[index]);
}
}
else
collect_append_file ("-");
}
/* Finish creating input mailbox */
collect_create_mailbox ();
mu_guile_init (debug_guile);
if (program_file)
mu_guile_load (program_file, g_argc, g_argv);
if (program_expr)
mu_guile_eval (program_expr);
rc = mu_guile_mailbox_apply (mbox, main_sym);
switch (rc)
{
case 0:
collect_output ();
break;
case MU_ERR_NOENT:
mu_error (_("%s not defined"), main_sym);
break;
case EINVAL:
mu_error (_("%s is not a procedure object"), main_sym);
break;
case MU_ERR_FAILURE:
mu_error (_("execution of %s failed"), main_sym);
break;
default:
mu_error (_("unrecognized error"));
break;
}
collect_drop_mailbox ();
return !!rc;
}
char *
who_am_i ()
{
char *name = getenv ("LOGNAME");
if (!name)
{
name = getenv ("USER");
if (!name)
name = strdup (getlogin ());
}
return name;
}
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